Home / 86,502.28-119,373.24-50,685.16

Finding the Fourth Proportional to 86,502.28, 119,373.24 and 50,685.16

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Solution

The fourth proportional to 86,502.28, 119,373.24 and 50,685.16 is: 69,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,502.28 : 119,373.24 = 50,685.16 : x
  2. Step 2: Convert to fraction form
    86,502.28/119,373.24 = 50,685.16/x
  3. Step 3: Cross multiply
    86,502.28x = 119,373.24 × 50,685.16
  4. Step 4: Simplify right side
    86,502.28x = 6,050,451,769.12
  5. Step 5: Solve for x
    x = 6,050,451,769.12/86,502.28
  6. Step 6: Final answer
    x = 69,945.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.